Home / 5,913.29-8,873.37-2,218.09

Finding the Fourth Proportional to 5,913.29, 8,873.37 and 2,218.09

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Solution

The fourth proportional to 5,913.29, 8,873.37 and 2,218.09 is: 3,328.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.29 : 8,873.37 = 2,218.09 : x
  2. Step 2: Convert to fraction form
    5,913.29/8,873.37 = 2,218.09/x
  3. Step 3: Cross multiply
    5,913.29x = 8,873.37 × 2,218.09
  4. Step 4: Simplify right side
    5,913.29x = 19,681,933.26
  5. Step 5: Solve for x
    x = 19,681,933.26/5,913.29
  6. Step 6: Final answer
    x = 3,328.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.